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Drain Slope Calculator helps contractors and tradespeople accurately size, spec, and estimate materials and systems.

Formel

Slope = Rise / Run (min 1/4 inch per foot for drains)

Trin-for-trin guide

  1. 1Measure pipe run length, calculate rise needed for proper slope
  2. 2Apply the formula using your project measurements
  3. 3Add required safety factors or waste allowances per code

Løste eksempler

Input
20 foot drain run, 1/4 per foot slope
Resultat
Rise = 20 × 0.25 = 5 inches total drop

Almindelige fejl at undgå

  • Not applying code-required safety factors or derating
  • Forgetting to account for waste and cut losses in material estimates

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